Finding the Fourth Proportional to 1,143,226.44, 1,577,782.53 and 659,921.31
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Solution
The fourth proportional to 1,143,226.44, 1,577,782.53 and 659,921.31 is: 910,766.47
Step by Step Solution
- Step 1: Write the proportion equation
1,143,226.44 : 1,577,782.53 = 659,921.31 : x - Step 2: Convert to fraction form
1,143,226.44/1,577,782.53 = 659,921.31/x - Step 3: Cross multiply
1,143,226.44x = 1,577,782.53 × 659,921.31 - Step 4: Simplify right side
1,143,226.44x = 1,041,212,314,092.71 - Step 5: Solve for x
x = 1,041,212,314,092.71/1,143,226.44 - Step 6: Final answer
x = 910,766.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.